#277288#277288

#277288 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.6% C 0.080 H 221.1°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#277288
RGB	rgb(39, 114, 136)
HSL	hsl(194, 55%, 34%)
HSV	hsv(194, 71%, 53%)
CMYK	cmyk(71.3%, 16.2%, 0%, 46.7%)
CIE-LAB	lab(44.58, -15.28, -18.74)
CIE-LCH	lch(44.58, 24.18, 230.80°)
OKLab	oklab(51.6% -0.0599 -0.0523)
OKLCH	oklch(51.6% 0.08 221.1)
XYZ	xyz(11.2961, 14.2423, 25.4415)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277288 #883D27

analogous

#27886E #277288 #274288

triadic

#277288 #882772 #728827

tetradic

#277288 #6E2788 #883D27 #428827

square

#277288 #6E2788 #883D27 #428827

split-complementary

#277288 #882742 #886E27

monochromatic

#0C2229 #194A58 #277288 #359AB8 #5AB5D0

Accessibility & contrast

On white

5.46

#277288 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#277288 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277288

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277288	#FFFFFF	#000000	##FFFFFF
##277288	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656F89

Deuteranopia (green-blind)

#576588

Tritanopia (blue-blind)

#007979

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #277288;
/* rgb */ color: rgb(39, 114, 136);
/* oklch */ color: oklch(51.6% 0.080 221.1);

Tailwind

colors: {
  custom: {
    50: '#6f9aaa',
    500: '#277288',
    950: '#000000',
  },
}

SCSS

$custom: #277288;
$custom-light: #6f9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#277288",
  "rgb": {
    "r": 39,
    "g": 114,
    "b": 136
  },
  "hsl": {
    "h": 193.608,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.51603,
    "c": 0.07955,
    "h": 221.1
  },
  "luminance": 0.14244
}

Semantic roles & 50–950 ramp

primary

#277288

secondary

#B56C56

accent

#6B49DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #277288

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →